Answer:
162°
Step-by-step explanation:
To convert from radian to degree measure
degree measure = radian measure × [tex]\frac{180}{\pi }[/tex] , then
degree = [tex]\frac{9\pi }{10}[/tex] × [tex]\frac{180}{\pi }[/tex] ( cancel π and 10/ 180 to simplify )
= 9 × 18
= 162°
